{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical", "Disease"], "input": "This paper presents the clinical and metabolic findings in two young boys with long - standing Kearns - Sayre syndrome ."}
{"Chemical": [], "Disease": ["Kearns - Sayre syndrome"]}